Yahoo London is hosting a quarterly front-end development meetup at its offices in the heart of central London. The next event will take place on Tuesday 13th January, 2015 between 6pm – 9pm and will have a theme for the evening of “building large scale web apps”.

Entry to this event is free, with pizza and beer being provided by Yahoo.

With JavaScript usage constantly on the increase, asynchronous event-driven applications are becoming more and more popular. However, a common issue many developers face is with result-dependent operations being used in an asynchronous environment.